ES2957139T3 - Método para la introducción de una alimentación metalífera en un proceso de fabricación de hierro - Google Patents

Método para la introducción de una alimentación metalífera en un proceso de fabricación de hierro Download PDF

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Publication number
ES2957139T3
ES2957139T3 ES20767833T ES20767833T ES2957139T3 ES 2957139 T3 ES2957139 T3 ES 2957139T3 ES 20767833 T ES20767833 T ES 20767833T ES 20767833 T ES20767833 T ES 20767833T ES 2957139 T3 ES2957139 T3 ES 2957139T3
Authority
ES
Spain
Prior art keywords
iron
metalliferous feed
manufacturing process
granules
particle size
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
ES20767833T
Other languages
English (en)
Spanish (es)
Inventor
Johannes Leendert Teunis Hage
Hai Thong Ho
Frederic Adrien Blaffart
Xuan Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tata Steel Ijmuiden BV
Original Assignee
Tata Steel Ijmuiden BV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tata Steel Ijmuiden BV filed Critical Tata Steel Ijmuiden BV
Application granted granted Critical
Publication of ES2957139T3 publication Critical patent/ES2957139T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/008—Use of special additives or fluxing agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B3/00—General features in the manufacture of pig-iron
    • C21B3/04—Recovery of by-products, e.g. slag
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/38—Removal of waste gases or dust
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/244—Binding; Briquetting ; Granulating with binders organic
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/244—Binding; Briquetting ; Granulating with binders organic
    • C22B1/245—Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2400/00—Treatment of slags originating from iron or steel processes
    • C21B2400/02—Physical or chemical treatment of slags
    • C21B2400/032—Separating slag from liquid, e.g. from water, after quenching
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Powder Metallurgy (AREA)
ES20767833T 2019-09-12 2020-09-10 Método para la introducción de una alimentación metalífera en un proceso de fabricación de hierro Active ES2957139T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19196881 2019-09-12
PCT/EP2020/075362 WO2021048297A1 (en) 2019-09-12 2020-09-10 Method of introducing a metalliferous feed in an ironmaking process

Publications (1)

Publication Number Publication Date
ES2957139T3 true ES2957139T3 (es) 2024-01-11

Family

ID=68084576

Family Applications (1)

Application Number Title Priority Date Filing Date
ES20767833T Active ES2957139T3 (es) 2019-09-12 2020-09-10 Método para la introducción de una alimentación metalífera en un proceso de fabricación de hierro

Country Status (10)

Country Link
US (1) US20220316017A1 (pl)
EP (1) EP4028562B1 (pl)
KR (1) KR102890501B1 (pl)
CN (1) CN114364817B (pl)
AU (1) AU2020346361B2 (pl)
CA (1) CA3150052A1 (pl)
ES (1) ES2957139T3 (pl)
MX (1) MX2022003085A (pl)
PL (1) PL4028562T3 (pl)
WO (1) WO2021048297A1 (pl)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3832158A (en) * 1973-05-31 1974-08-27 R Obenchain Process for producing metal from metal oxide pellets in a cupola type vessel
NL9500264A (nl) 1995-02-13 1996-09-02 Hoogovens Staal Bv Werkwijze voor het produceren van vloeibaar ruwijzer.
AU7566296A (en) * 1995-11-06 1997-05-29 Aeci Limited Method for preparing hardened granules from a particulate material
KR20100135908A (ko) * 2008-04-16 2010-12-27 베일 인코 리미티드 금속 수산화물, 금속 산화물 및/또는 금속 탄산염을 사용하여 니켈 및 코발트를 생산하는 방법
WO2012126055A1 (en) * 2011-03-21 2012-09-27 Technological Resources Pty. Limited Direct smelting process for high sulphur feed
DE102012011240A1 (de) * 2012-06-06 2013-12-12 Outotec Oyj Verfahren zur Herstellung von gehärteten Granalien aus eisenhaltigen Partikeln
US9994928B2 (en) * 2013-03-26 2018-06-12 Posco Method for recycling iron-containing by-products discharged from coal-based molten ironmaking process, system therefor, and reduced iron agglomeration system
AU2014365764B2 (en) * 2013-12-19 2018-07-26 Tata Steel Nederland Technology B.V. Method to operate a smelt cyclone
EP3220083A1 (en) * 2016-03-16 2017-09-20 Linde Aktiengesellschaft Treatment of particulate waste

Also Published As

Publication number Publication date
KR20220061988A (ko) 2022-05-13
MX2022003085A (es) 2022-04-11
CN114364817A (zh) 2022-04-15
AU2020346361A1 (en) 2022-03-17
EP4028562B1 (en) 2023-09-06
WO2021048297A1 (en) 2021-03-18
PL4028562T3 (pl) 2023-11-27
KR102890501B1 (ko) 2025-11-24
BR112022003265A2 (pt) 2022-05-17
CA3150052A1 (en) 2021-03-18
CN114364817B (zh) 2024-12-20
AU2020346361B2 (en) 2026-03-26
US20220316017A1 (en) 2022-10-06
EP4028562A1 (en) 2022-07-20

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